Suppose that 10ⁿ x 10⁻ᵐ = 10⁴ and 10⁸. What are the values of n and m?
1) n = 4 and m = 4
2) n = 5 and m = 3
3) n = 2 and m = 6
4) n = 6 and m = 2
5) n = 4 and m = 8